/*
 * Copyright (c) 2025 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef FFRT_WHITE_LIST
#define FFRT_WHITE_LIST
#include <fstream>
#include <iostream>
#include <mutex>
#include <string>
#include <unordered_map>

namespace ffrt {
class WhiteList {
public:
    static WhiteList &GetInstance();
    bool IsEnabled(const std::string& functionName, bool defaultWhenAbnormal);
private:
    WhiteList();
    void LoadFromFile();
    bool TryRefreshWhiteListOnInit();
    WhiteList(const WhiteList&) = delete;
    WhiteList& operator=(const WhiteList&) = delete;

    std::unordered_map<std::string, bool> whiteList_;
    std::mutex whitelistMutex_;
    bool whitelistInited_ = false;
};
} // namespace ffrt
#endif